6 dc output specification, 1 output connectors, 1 required baseboard power connector – SSI America ERP2U User Manual

Page 15: Dc output specification, Output connectors, Required baseboard power connector, Table 8: p1 baseboard power connector, Table 9: processor power connector

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SSI

ERP2U Power Supply Design Guide, V2.31

- 15 -

6

DC Output Specification

These are the output requirements for the power supply assembly including cage and module.

6.1 Output

Connectors

The power supply distribution board shall have one of the two following output connector and wire harness
configurations, depending upon the type of 12V rail configuration needed by the system.

6.1.1

Required Baseboard power connector

STATUS

Required

Connector housing: 24-Pin Molex

39-01-2240 or equivalent

Contact: Molex

44476-1111 or equivalent

Table 7: P1 Baseboard Power Connector

Pin

Signal

18 AWG Color

Pin

Signal

18 AWG Color

1

+3.3 VDC

Orange

13

+3.3 VDC

Orange

2

+3.3 VDC

Orange

14

-12 VDC

Blue

3 COM Black

15

COM

Black

4 +5

VDC

Red

16

PS_ON

Green

5 COM Black

17

COM

Black

6 +5

VDC

Red

18

COM

Black

7 COM Black

19

COM

Black

8

PWR OK

Gray

20

Reserved (-5 V in
ATX)

N.C.

9

5 VSB

Purple

21

+5 VDC

Red

10

+12 V3

Yellow

22

+5 VDC

Red

11

+12 V3

Yellow

23

+5 VDC

Red

12 +3.3

VDC

Orange

24

COM

Black

If 240VA limiting is not a requirement for the power supply than all +12V outputs are common and may have the same wire

color (yellow).

Table 8: Processor Power Connector

Pin

Signal

18 AWG color

Pin

Signal

18 AWG Color

1

COM

Black

5

+12 V1

Yellow/Black Stripe

2

COM

Black

6

+12 V1

Yellow/Black Stripe

3 COM Black

7

+12

V2

Yellow

4 COM Black

8

+12

V2

Yellow

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